These features would have had various functions

This ancient cetacean has become an important transitional fossil in understanding the evolution of marine mammals

He launches himself from the cover of vegetation

Height 46 mm

Koolasuchus cleelandi Archaeopteryx These features would have hadKoolasuchus cleelandi, an extinct giant temnospondyl, emerges as one of the most formidable predators of the ancient Australian landscape. Approximately 120 million years ago, during the early Cretaceous period, in the Barremian, this imposing amphibian reigned over the rivers and streams of what we know today as Australia. Discovered in 1989 by paleontologist Lesley Kool and geologist Mike Cleeland, Koolasuchus cleelandi is known from jaw fragments